Java Essential Training: Syntax and Structure

Get started with Java, the popular object-oriented programming language. Learn about basic Java syntax and the Java platform's fundamental architecture.

Introduction

• Welcome
• What you should know
• How to use the exercise files
• Which version of Java do you want to learn?

1. What Is Java?

• The history of Java
• Principles and components of Java
• Java syntax and compilation
• Memory management and garbage collection
• Choosing a development environment

2. Get Started

• Install Java on Windows
• Add Java to the system PATH on Windows
• Install Java on OS X
• Test simple Java code in JShell
• Install and configure IntelliJ IDEA
• Create a project in IntelliJ IDEA
• Pass arguments to a console application
• Take a tour of IntelliJ IDEA
• Use the Java API documentation

3. Work with Variables

• Work with primitive variables
• Declare and modify primitive values
• Store currency values with BigDecimal
• Convert values between numeric types
• Math operators and the Math class
• Work with boolean values
• Work with character values
• More about Java operators

4. Work with String Values

• Declare and initialize String objects
• Create and concatenate String values
• Convert primitive values to strings
• Build a String from multiple values
• Compare String values with methods
• Format numeric values as strings
• Parse String values
• Challenge: A simple calculator
• Solution: A simple calculator

5. Manage Program Flow

• Evaluate conditions with if-else
• Evaluate conditions with switch-case
• Create looping code blocks
• Create reusable code with methods
• Create overloaded methods
• Pass arguments by reference vs. value
• Challenge: A more complex calculator
• Solution: A more complex calculator

Conclusion

• Next steps